SMC Pentax-M Macro 50mm F4

A compact, precision-built macro prime from Pentax’s acclaimed M-series. The SMC Pentax-M Macro 50mm f/4 is prized for its exceptional sharpness, flat field rendering, and reliable close-focus performance—making it ideal for macro work, product photography, and detailed close-ups, while also serving as an excellent standard lens.

Key Features

• 50mm focal length with maximum aperture of f/4

• True macro capability with 1:2 reproduction natively
  (1:1 achievable with extension tubes)

• Renowned Pentax SMC multi-coating for high contrast and controlled flare

• Extremely sharp optics with minimal distortion

• Smooth, long-throw manual focus for precise macro work

• Solid all-metal construction

• Pentax K-mount compatibility

Condition

• Optics clean and clear

• No fungus or haze

• Focus action smooth and precise

• Aperture blades clean and functioning correctly

• Very good overall condition

A classic macro lens valued for its optical accuracy and mechanical feel—perfect for photographers who want dependable close-up performance and classic Pentax rendering on both film and adapted digital systems.